Energy acquisition and allocation to egg production in relation to fish reproductive strategies
35 páginas, 5 figuras, 1 tabla Oogenesis in fishes follows a universal plan; yet, due to differences in the synchrony and rate of egg development, spawning frequency varies from daily to once in a lifetime. Some species spawn and feed in separate areas, during different seasons, by storing energy an...
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Online Access: | http://hdl.handle.net/10261/111814 https://doi.org/10.1111/faf.12043 |
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ftcsic:oai:digital.csic.es:10261/111814 2024-02-11T10:07:14+01:00 Energy acquisition and allocation to egg production in relation to fish reproductive strategies McBride, Richard S. Somarakis, S. Fitzhugh, Gary R. Albert, Anu Yaragina, Nathalia A. Wuenschel, Mark J. Alonso-Fernández, Alexandre Basilone, Gualtiero 2015 http://hdl.handle.net/10261/111814 https://doi.org/10.1111/faf.12043 en eng John Wiley & Sons http://dx.doi.org/10.1111/faf.12043 Sí Fish and Fisheries 16(1): 23-57 (2015) 1467-2960 http://hdl.handle.net/10261/111814 doi:10.1111/faf.12043 1467-2979 open Allocation of surplus energy Capital breeding Income breeding Lifetime fecundity Oogenesis Reproductive strategy Reproductive tactic preprint http://purl.org/coar/resource_type/c_816b 2015 ftcsic https://doi.org/10.1111/faf.12043 2024-01-16T10:05:45Z 35 páginas, 5 figuras, 1 tabla Oogenesis in fishes follows a universal plan; yet, due to differences in the synchrony and rate of egg development, spawning frequency varies from daily to once in a lifetime. Some species spawn and feed in separate areas, during different seasons, by storing energy and drawing on it later for reproduction (i.e. capital breeding). Other species spawn using energy acquired locally, throughout a prolonged spawning season, allocating energy directly to reproduction (i.e. income breeding). Capital breeders tend to ovulate all at once and are more likely to be distributed at boreal latitudes. Income breeding allows small fish to overcome allometric constraints on egg production. Income breeders can recover more quickly when good-feeding conditions are re-established, which is a benefit to adults regarding bet-hedging spawning strategies. Many species exhibit mixed capital- and income-breeding patterns. An individual's position along this capital–income continuum may shift with ontogeny or in relation to environmental conditions, so breeding patterns are a conditional reproductive strategy. Poor-feeding environments can lead to delayed maturation, skipped spawning, fewer spawning events per season or fewer eggs produced per event. In a few cases, variations in feeding environments appear to affect recruitment variability. These flexible processes of energy acquisition and allocation allow females to prioritize their own condition over their propagules' condition at any given spawning opportunity, thereby investing energy cautiously to maximize lifetime reproductive value. These findings have implications for temporal and spatial sampling designs, for measurement and interpretation of fecundity, and for interpreting fishery and ecosystem assessments This research was produced as part of activities by the Northwest Atlantic Fisheries Organiza- tion’s Working Group on Reproductive Potential. Funding to participate was provided by the EU COST Action (FA0601) Fish Reproduction and ... Report Northwest Atlantic Digital.CSIC (Spanish National Research Council) Fish and Fisheries 16 1 23 57 |
institution |
Open Polar |
collection |
Digital.CSIC (Spanish National Research Council) |
op_collection_id |
ftcsic |
language |
English |
topic |
Allocation of surplus energy Capital breeding Income breeding Lifetime fecundity Oogenesis Reproductive strategy Reproductive tactic |
spellingShingle |
Allocation of surplus energy Capital breeding Income breeding Lifetime fecundity Oogenesis Reproductive strategy Reproductive tactic McBride, Richard S. Somarakis, S. Fitzhugh, Gary R. Albert, Anu Yaragina, Nathalia A. Wuenschel, Mark J. Alonso-Fernández, Alexandre Basilone, Gualtiero Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
topic_facet |
Allocation of surplus energy Capital breeding Income breeding Lifetime fecundity Oogenesis Reproductive strategy Reproductive tactic |
description |
35 páginas, 5 figuras, 1 tabla Oogenesis in fishes follows a universal plan; yet, due to differences in the synchrony and rate of egg development, spawning frequency varies from daily to once in a lifetime. Some species spawn and feed in separate areas, during different seasons, by storing energy and drawing on it later for reproduction (i.e. capital breeding). Other species spawn using energy acquired locally, throughout a prolonged spawning season, allocating energy directly to reproduction (i.e. income breeding). Capital breeders tend to ovulate all at once and are more likely to be distributed at boreal latitudes. Income breeding allows small fish to overcome allometric constraints on egg production. Income breeders can recover more quickly when good-feeding conditions are re-established, which is a benefit to adults regarding bet-hedging spawning strategies. Many species exhibit mixed capital- and income-breeding patterns. An individual's position along this capital–income continuum may shift with ontogeny or in relation to environmental conditions, so breeding patterns are a conditional reproductive strategy. Poor-feeding environments can lead to delayed maturation, skipped spawning, fewer spawning events per season or fewer eggs produced per event. In a few cases, variations in feeding environments appear to affect recruitment variability. These flexible processes of energy acquisition and allocation allow females to prioritize their own condition over their propagules' condition at any given spawning opportunity, thereby investing energy cautiously to maximize lifetime reproductive value. These findings have implications for temporal and spatial sampling designs, for measurement and interpretation of fecundity, and for interpreting fishery and ecosystem assessments This research was produced as part of activities by the Northwest Atlantic Fisheries Organiza- tion’s Working Group on Reproductive Potential. Funding to participate was provided by the EU COST Action (FA0601) Fish Reproduction and ... |
format |
Report |
author |
McBride, Richard S. Somarakis, S. Fitzhugh, Gary R. Albert, Anu Yaragina, Nathalia A. Wuenschel, Mark J. Alonso-Fernández, Alexandre Basilone, Gualtiero |
author_facet |
McBride, Richard S. Somarakis, S. Fitzhugh, Gary R. Albert, Anu Yaragina, Nathalia A. Wuenschel, Mark J. Alonso-Fernández, Alexandre Basilone, Gualtiero |
author_sort |
McBride, Richard S. |
title |
Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
title_short |
Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
title_full |
Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
title_fullStr |
Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
title_full_unstemmed |
Energy acquisition and allocation to egg production in relation to fish reproductive strategies |
title_sort |
energy acquisition and allocation to egg production in relation to fish reproductive strategies |
publisher |
John Wiley & Sons |
publishDate |
2015 |
url |
http://hdl.handle.net/10261/111814 https://doi.org/10.1111/faf.12043 |
genre |
Northwest Atlantic |
genre_facet |
Northwest Atlantic |
op_relation |
http://dx.doi.org/10.1111/faf.12043 Sí Fish and Fisheries 16(1): 23-57 (2015) 1467-2960 http://hdl.handle.net/10261/111814 doi:10.1111/faf.12043 1467-2979 |
op_rights |
open |
op_doi |
https://doi.org/10.1111/faf.12043 |
container_title |
Fish and Fisheries |
container_volume |
16 |
container_issue |
1 |
container_start_page |
23 |
op_container_end_page |
57 |
_version_ |
1790605413376327680 |